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YAWEI 66kV and 69kV oil-immersed power transformers adopt high-performance silicon steel sheets and fully sealed structural design, delivering outstanding insulation performance and excellent thermal stability during long-term operation. Manufactured in compliance with global authoritative standards including IEC 60076, AS NZS 60076, CSA C88-16, ANSI/IEEE C57.12.00, GOST R 52719 and EN 60076, this series ensures universal adaptability for global projects.
Featuring ultra-high full-load efficiency of 99.2% to 99.4%, low operating noise and superior anti-corrosion capability, the transformer supports stable, low-maintenance and long-lifecycle operation. Professional local after-sales service is available in North America and South America to guarantee timely technical support and project guarantee.
Full Technical Parameters
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Item
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Specification
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Product Type
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Oil-immersed Power Transformer
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Power Rating
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5000kVA – 400000kVA
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Primary Voltage
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63kV, 66kV, 69kV, Customized
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Secondary Voltage
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11kV, 13.8kV, 33kV, Customized
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HV Tap Range
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±8×1.25% or Customized
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BIL Level
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Up to 350kV
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Cooling Method
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ONAN / ONAF
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Operation Mode
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Step Up / Step Down
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Compliance Standards
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IEC, ANSI, IEEE, CSA, GOST, AS NZS, EN
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Certifications
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UL, CESI, ISO
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Application Scenarios
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Power Transmission & Distribution Systems, Large Industrial Parks
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Full-load Efficiency
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99.2% – 99.4%
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Core Advantages
- High-quality silicon steel core achieves ultra-low loss and high energy efficiency
- Fully sealed structure provides excellent insulation and thermal stability
- Strictly compliant with multi-national standards, suitable for global regional projects
- Low noise and strong corrosion resistance, adapting to diverse operating environments
- Complete power and voltage customization to meet different grid demands
We support full personalized customization for all transformer products. If you have special technical parameters, standard requirements or project-specific demands, please feel free to contact our team. We provide professional tailored design and one-stop power solution services for your projects.
Alaabooyinka ugu Tartan badan Yawei:
Beddelka suufka ku rakiban, Beddelka Korontada, Beddelka Qaybinta, Beddelka Cirifka Ku Duugan
Haddii aad wax su'aalo ah qabtid, fadlan si degdeg ah ila soo xiriir.
Kala xiriir Hada
